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Aster Yellows

Caused by: Macrosteles quadrilineatus,

Viral
Symptoms

Symptoms of aster yellows on lettuce include blanching and chlorosis of the young heart leaves. The center leaves fail to develop normally and remain as short, thickened stubs in the middle of the head. Outer leaves become yellow and twisted. Pink to tan latex deposits collect on the underside of midribs of affected leaves. If young plants are infected, outer leaves yellow and the plants may be severely stunted. If older plants are infected, latex spots in the interior of the head may be the onl

Treatment Options

Treatment information coming soon.

Prevention Strategies

Prevention tips coming soon.

Quick Facts

Type

Viral

Pathogen

Macrosteles quadrilineatus,

Prevention is Key

Many diseases can be prevented with proper cultural practices.

Companion Planting